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2026 年 10 月 DC 修补程序之后 LDAP 服务器不可用

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适用于

  • NetApp ONTAP 9
  • Microsoft Active Directory (AD)
  • LDAP（轻型目录访问协议）
  • CIFS/SMB

问题

  • 在 2026 年 10 月推出域控制器安全修补程序后，AD LDAP 服务器被标记为不可用，并开始发生 CIFS 身份验证失败。
  • EMS 警报：
    • None of the LDAP servers configured for Vserver are currently accessible via the network for LDAP service type
    • secd:secd.conn.auth.failure:notice]: Vserver(svm1) could not authenticate over the network to server(dc1). Error: Invalid credentials (Service: LDAP (ActiveDirectory), Operation: SiteDiscovery).
  • SECD 错误：
    • AdditionalErrorMessage: 80090303: LdapErr: DSID-0C0906D1, comment: The GSSAPI target name does not match any LDAP SPN's registered for this server., data 0, v4f7c RESULT_ERROR_LDAPSERVER_INVALID_CREDENTIALS:7627 ldapSaslBindSpnego: LDAP Error (49): 'Invalid credentials'

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